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drm/i915/psr: 128b/132b Panel Replay is not supported on eDP

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Take into account that 128b/132b Panel Replay is not supported on eDP.

Bspec: 68920

v2:
  - make crtc_state as const
  - add debug message to print out why Panel Replay is not possible

Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Animesh Manna <animesh.manna@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240619062131.4021196-6-jouni.hogander@intel.com
This commit is contained in:
Jouni Högander 2024-06-19 09:21:25 +03:00
parent 5d9993f883
commit 397b51ef1a
1 changed files with 19 additions and 2 deletions
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21
drivers/gpu/drm/i915/display/intel_psr.c
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@ -1517,7 +1517,10 @@ static bool _psr_compute_config(struct intel_dp *intel_dp,
return true;
}
static bool _panel_replay_compute_config(struct intel_dp *intel_dp)
static bool
_panel_replay_compute_config(struct intel_dp *intel_dp,
const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state)
{
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
@ -1529,6 +1532,18 @@ static bool _panel_replay_compute_config(struct intel_dp *intel_dp)
return false;
}
if (!intel_dp_is_edp(intel_dp))
return true;
/* Remaining checks are for eDP only */
/* 128b/132b Panel Replay is not supported on eDP */
if (intel_dp_is_uhbr(crtc_state)) {
drm_dbg_kms(&i915->drm,
"Panel Replay is not supported with 128b/132b\n");
return false;
}
return true;
}
@ -1567,7 +1582,9 @@ void intel_psr_compute_config(struct intel_dp *intel_dp,
return;
}
crtc_state->has_panel_replay = _panel_replay_compute_config(intel_dp);
crtc_state->has_panel_replay = _panel_replay_compute_config(intel_dp,
crtc_state,
conn_state);
crtc_state->has_psr = crtc_state->has_panel_replay ? true :
_psr_compute_config(intel_dp, crtc_state);